package org.etl.kfrwe.common;

import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.text.SimpleDateFormat;
import java.util.Date;

@Component
public class ScheduledTasks {
    //每1秒钟执行一次
    @Scheduled(fixedRate = 111000)
    public void reportCurrentTime(){
        System.out.println ("Scheduling Tasks Examples: The time is now " + dateFormat ().format (new Date()));
    }

    //每1分钟执行一次
    @Scheduled(cron = "0 */1 *  * * * ")
    public void reportCurrentByCron(){
        System.out.println ("Scheduling Tasks Examples By Cron: The time is now " + dateFormat ().format (new Date ()));
    }

    private SimpleDateFormat dateFormat(){
        return new SimpleDateFormat("HH:mm:ss");
    }

    //ron表达式测试
    @Scheduled(cron = "0 0 0/1 * * ? ")
    public void reportCurrentByCronTs(){
        System.out.println ("Scheduling Tasks Examples By CronTs: The time is now " + dateFormat ().format (new Date()));
    }
}
